"Inception," and how to market a film while maintaining a sense of mystery.

IFC: Not since Peter Jackson was fresh off "Lord of the Rings" has a filmmaker had as much leverage to do whatever he likes as Christopher Nolan has gotten for "Inception." The one oasis of hope in an otherwise predictable-looking summer, "Inception" naturally raises a niggling doubt. What if Nolan takes all that money and freedom and delivers his very own "Southland Tales".